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The Human in the Loop · June 13 · 21 min

Fable 5 Is Gone. Now What?

The model you built on can disappear. Not crash. Disappear. That's not hypothetical. Last week the US government ordered Anthropic to pull Claude Fable 5 and Mythos 5. Not throttle them. Pull them. For every customer in the world, within hours of the order arriving. The reason was a security concern, not a bug in anyone's code. A decision made somewhere you'll never see, and the thing your app depended on stopped existing the same afternoon. A model you don't host is a dependency you don't control. It can change, get priced out, or get recalled by a government. None of that lands in your backlog with a warning. Have you actually tested what happens when your main model isn't there? #LLMOps #ModelRisk #TheHumanInTheLoop

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The model you built on can disappear. Not crash. Disappear.

That's not hypothetical.

Last week the US government ordered Anthropic to pull Claude Fable 5 and Mythos 5. Not throttle them. Pull them. For every customer in the world, within hours of the order arriving.

The reason was a security concern, not a bug in anyone's code.

A decision made somewhere you'll never see, and the thing your app depended on stopped existing the same afternoon.

A model you don't host is a dependency you don't control. It can change, get priced out, or get recalled by a government. None of that lands in your backlog with a warning.

Have you actually tested what happens when your main model isn't there?

#LLMOps #ModelRisk #TheHumanInTheLoop